#menu {
    list-style: none;
    padding: 0;
    margin: 0;
    width: 100%;
    height: 100%;
    background: #FFFFF;
    position: relative;
}
#menu span {
    display: none;
    position: absolute;
}
#menu a {
    display: block;
    text-indent: -900%;
    position: absolute;
    outline: none;
}
#menu a:hover {
    background-position: left bottom;
}
#menu a:hover span{
    display: block;
}
#menu .lastupdate {
    width: 75px;
    height: 20px;
    background: url(../images/about.gif) no-repeat;
    left: 0px;
    top: 0px;
}